Commit cd8e6274 authored by Michael Niedermayer's avatar Michael Niedermayer

avcodec/tiff: Factor constant computation out of inner loop

Signed-off-by: 's avatarMichael Niedermayer <michael@niedermayer.cc>
parent 2b4cc8d1
...@@ -1362,10 +1362,11 @@ static int decode_frame(AVCodecContext *avctx, ...@@ -1362,10 +1362,11 @@ static int decode_frame(AVCodecContext *avctx,
} }
if (s->photometric == TIFF_PHOTOMETRIC_WHITE_IS_ZERO) { if (s->photometric == TIFF_PHOTOMETRIC_WHITE_IS_ZERO) {
int c = (s->avctx->pix_fmt == AV_PIX_FMT_PAL8 ? (1<<s->bpp) - 1 : 255);
dst = p->data[plane]; dst = p->data[plane];
for (i = 0; i < s->height; i++) { for (i = 0; i < s->height; i++) {
for (j = 0; j < stride; j++) for (j = 0; j < stride; j++)
dst[j] = (s->avctx->pix_fmt == AV_PIX_FMT_PAL8 ? (1<<s->bpp) - 1 : 255) - dst[j]; dst[j] = c - dst[j];
dst += stride; dst += stride;
} }
} }
......
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